Home / 130,209.50-195,314.74-45,923.89

Finding the Fourth Proportional to 130,209.50, 195,314.74 and 45,923.89

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Solution

The fourth proportional to 130,209.50, 195,314.74 and 45,923.89 is: 68,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,209.50 : 195,314.74 = 45,923.89 : x
  2. Step 2: Convert to fraction form
    130,209.50/195,314.74 = 45,923.89/x
  3. Step 3: Cross multiply
    130,209.50x = 195,314.74 × 45,923.89
  4. Step 4: Simplify right side
    130,209.50x = 8,969,612,635.14
  5. Step 5: Solve for x
    x = 8,969,612,635.14/130,209.50
  6. Step 6: Final answer
    x = 68,886.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.